The following tables list API operations available for use in Classic Load Balancer (CLB).
CLB instances
| API | Description |
|---|---|
| CreateLoadBalancer | Creates a CLB instance. |
| DeleteLoadBalancer | Deletes a pay-as-you-go CLB instance. |
| ModifyLoadBalancerInstanceSpec | Modifies the specification of a CLB instance. |
| ModifyLoadBalancerInternetSpec | Modifies the metering method of an Internet-facing CLB instance. |
| ModifyLoadBalancerInstanceChargeType | Modifies the metering method of a pay-as-you-go CLB instance. |
| DescribeLoadBalancers | Queries CLB instances within your Alibaba Cloud account. |
| DescribeLoadBalancerAttribute | Queries the details of a specified CLB instance. |
| DescribeRegions | Queries regions. |
| DescribeZones | Queries zones in a specified region. |
| SetLoadBalancerName | Modifies the name of a CLB instance. |
| SetLoadBalancerStatus | Modifies the state of a CLB instance. |
| SetLoadBalancerDeleteProtection | Enables or disables deletion protection for a CLB instance. |
| SetLoadBalancerModificationProtection | Enables or disables the configuration read-only mode for a CLB instance. |
Server certificates
| API | Description |
|---|---|
| UploadServerCertificate | Uploads a server certificate. |
| DeleteServerCertificate | Deletes a server certificate. |
| DescribeServerCertificates | Queries the list of server certificates in a specified region. |
| SetServerCertificateName | Sets the name of a server certificate. |
| UploadCACertificate | Uploads a certificate authority (CA) certificate. |
| DeleteCACertificate | Deletes a CA certificate. |
| DescribeCACertificates | Queries the list of CA certificates. |
| SetCACertificateName | Sets the name of a CA certificate. |
Listeners
| API | Description |
|---|---|
| DeleteLoadBalancerListener | Deletes a listener. |
| StartLoadBalancerListener | Enables a listener. |
| StopLoadBalancerListener | Disables a listener. |
Backend servers
| API | Description |
|---|---|
| AddBackendServers | Adds backend servers. |
| RemoveBackendServers | Removes backend servers. |
| SetBackendServers | Sets the weights of backend servers. |
| DescribeHealthStatus | Queries the health status of backend servers. |
Primary/secondary server groups
| API | Description |
|---|---|
| CreateMasterSlaveServerGroup | Creates a primary/secondary server group. A primary/secondary server group can contain only two Elastic Compute Service (ECS) instances: one of the ECS instances functions as the primary server and the other functions as the secondary server. |
| DeleteMasterSlaveServerGroup | Deletes a specified primary/secondary server group. |
| DescribeMasterSlaveServerGroupAttribute | Queries detailed information about a primary/secondary server group. |
| DescribeMasterSlaveServerGroups | Queries the list of primary/secondary server groups. |
Server groups
| API | Description |
|---|---|
| CreateVServerGroup | Creates a server group and adds backend servers to the server group. |
| SetVServerGroupAttribute | Modifies the configurations of a server group. |
| AddVServerGroupBackendServers | Adds backend servers to a specified server group. |
| RemoveVServerGroupBackendServers | Removes backend servers from a specified server group. |
| ModifyVServerGroupBackendServers | Replaces backend servers in a specified server group. |
| DeleteVServerGroup | Deletes a server group. |
| DescribeVServerGroups | Queries the list of server groups. |
| DescribeVServerGroupAttribute | Queries detailed information about a server group. |
Network access control lists (ACLs)
| API | Description |
|---|---|
| CreateAccessControlList | Creates a network ACL. |
| DeleteAccessControlList | Deletes a network ACL. |
| DescribeAccessControlLists | Queries network ACLs. |
| DescribeAccessControlListAttribute | Queries the configurations of a network ACL. |
| SetAccessControlListAttribute | Modifies the name of a network ACL. |
| AddAccessControlListEntry | Adds IP entries to a network ACL. |
| RemoveAccessControlListEntry | Removes IP entries from a network ACL. |
Forwarding rules
| API | Description |
|---|---|
| CreateRules | Creates forwarding rules for a specified HTTP or HTTPS listener. |
| DeleteRules | Deletes forwarding rules. |
| SetRule | Modifies a forwarding rule that is associated with a vServer group. |
| DescribeRuleAttribute | Queries the details of a specified forwarding rule. |
| DescribeRules | Queries the forwarding rules that are configured for a specified listener. |
Tags
| API | Description |
|---|---|
| TagResources | Creates tags and adds the tags to specified resources. |
| UntagResources | Removes tags from specified resources. |
| ListTagResources | Queries tags that are added to instances. |
TCP listeners
| API | Description |
|---|---|
| CreateLoadBalancerTCPListener | Creates a TCP listener. |
| SetLoadBalancerTCPListenerAttribute | Modifies the configurations of a TCP listener. |
| DescribeLoadBalancerTCPListenerAttribute | Queries the configurations of a TCP listener. |
HTTP listeners
| API | Description |
|---|---|
| CreateLoadBalancerHTTPListener | Creates an HTTP listener. |
| SetLoadBalancerHTTPListenerAttribute | Modifies the configurations of an HTTP listener. |
| DescribeLoadBalancerHTTPListenerAttribute | Queries the configurations of an HTTP listener. |
HTTPS listeners
| API | Description |
|---|---|
| CreateLoadBalancerHTTPSListener | Creates an HTTPS listener. |
| SetLoadBalancerHTTPSListenerAttribute | Modifies the configurations of an HTTPS listener. |
| DescribeLoadBalancerHTTPSListenerAttribute | Queries the configurations of an HTTPS listener. |
UDP listeners
| API | Description |
|---|---|
| CreateLoadBalancerUDPListener | Creates a UDP listener. |
| SetLoadBalancerUDPListenerAttribute | Modifies the configurations of a UDP listener. |
| DescribeLoadBalancerUDPListenerAttribute | Queries the configurations of a UDP listener. |
Access control (earlier version)
| API | Description |
|---|---|
| SetListenerAccessControlStatus | Enables or disables the whitelist of a specified listener. |
| RemoveListenerWhiteListItem | Removes IP addresses from the whitelist of a listener. |
| DescribeListenerAccessControlAttribute | Queries the IP addresses in a whitelist. |
| AddListenerWhiteListItem | Adds IP addresses to the whitelist of a listener. |
Additional certificates (beta)
| API | Description |
|---|---|
| CreateDomainExtension | Creates an additional certificate. |
| SetDomainExtensionAttribute | Replaces an additional certificate. |
| DescribeDomainExtensions | Queries additional certificates. |
| DeleteDomainExtension | Deletes an additional certificate. |
Resource queries
| API | Description |
|---|---|
| DescribeAvailableResource | Queries the resources that are available for purchase in a region. |
Access logs
| API | Description |
|---|---|
| SetAccessLogsDownloadAttribute | Adds an access log forwarding rule for a Classic Load Balancer (CLB) instance. |
| DescribeAccessLogsDownloadAttribute | Queries the access logs of a specified CLB instance. |
| DeleteAccessLogsDownloadAttribute | Deletes the access logs of a specified CLB instance. |
High precision monitoring
| API | Description |
|---|---|
| EnableHighDefinationMonitor | Enables the high precision monitoring in the current region. |
| ModifyHighDefinationMonitor | Modifies the configurations of high precision monitoring in a specified region. |
| DescribeHighDefinationMonitor | Queries the configurations of high precision monitoring in a specified region. |